from washington karen finney, a columnist with the hill, and michael o'hanlon, senior foreign policy fellows at the brookings institution. welcome to you both. mike, if i can start with you. in addition to the many other responsibilities that you yourself carry, you're also a member of the cia's external advisory board. are you satisfied with john brennan's responses, particularly in relation to the drone program? >> well, you know, martin, i do think we need checks and balances in our system, and i think groping towards the right way to handle a question of whether it be drones or some other kind of use of force, the broader question here is using force in a country where we haven't before or against a person we haven't before, possibly an american citizen when you have got this very broad authorization on the use of force against an enemy that's very generally defined going back to the 2001 legislation. so it's bigger than any one technology that might be used. but, no, i'm not totally comfortable yet, martin. i still wonder if we need some kind of internal executive branch but tot